28664783

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{577}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 33736704

約数和(自身を除く): 5071921

約数列:

[1, 7, 47, 151, 329, 577, 1057, 4039, 7097, 27119, 49679, 87127, 189833, 609889, 4094969, 28664783]

約数ペア:

[(1, 28664783), (7, 4094969), (47, 609889), (151, 189833), (329, 87127), (577, 49679), (1057, 27119), (4039, 7097)]